Dial tone delay definitions

dial-tone delay

the duration of the time interval between off hook and reception of dial tone
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=715-04-01

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dial tone delay

the time interval between the instant the switch hook is off-hook and the receipt by the calling party of dial tone
Found on http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=722-10-11

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